package com.itheima.service.impl;

import com.alibaba.dubbo.config.annotation.Service;
import com.itheima.constant.MessageConstant;
import com.itheima.dao.MemberDao;
import com.itheima.dao.OrderDao;
import com.itheima.dao.OrderSettingDao;
import com.itheima.entity.Result;
import com.itheima.pojo.Member;
import com.itheima.pojo.Order;
import com.itheima.pojo.OrderSetting;
import com.itheima.service.OrderService;
import com.itheima.utils.DateUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import java.util.Date;
import java.util.List;
import java.util.Map;

/**
 * 体检预约服务
 */
@Service(interfaceClass = OrderService.class)
@Transactional
public class OrderServiceImpl implements OrderService {
    @Autowired
    private OrderSettingDao orderSettingDao;
    @Autowired
    private MemberDao memberDao;
    @Autowired
    private OrderDao orderDao;

    //体检预约
    public Result order(Map map) throws Exception {
        //1、检查用户所选择的预约日期是否已经提前进行了预约设置，如果没有设置则无法进行预约
        String orderDate = (String) map.get("orderDate");
        //预约日期
        Date date = DateUtils.parseString2Date(orderDate);
        OrderSetting orderSetting = orderSettingDao.findByOrderDate(date);
        if (orderSetting ==null){
            //指定日期没有进行预约设置，无法完成体检预约
            return new Result(false,MessageConstant.SELECTED_DATE_CANNOT_ORDER);
        }
        //2、检查用户所选择的预约日期是否已经约满，如果已经约满则无法预约
        int reservations = orderSetting.getReservations();
        int number = orderSetting.getNumber();
        if (reservations>=number){
            return new Result(false,MessageConstant.ORDER_FULL);
        }
        //3、检查用户是否重复预约（同一个用户在同一天预约了同一个套餐），如果是重复预约则无法完成再次预约
        //确定是否预约 必要要条件   套餐id  会员id  预约日期

        String telephone = (String) map.get("telephone");
        Member member = memberDao.findByTelephone(telephone);
        //先判断是否是会员
        if (member !=null){
            //是会员
            Integer memberId = member.getId();
            Integer setmealId = Integer.parseInt((String)map.get("setmealId")) ;

            Order order = new Order(memberId, date, setmealId);
            List<Order> orderList = orderDao.findByCondition(order);
            if (orderList.size()>0 && orderList!=null){
                //预约已满
                return  new Result(false,MessageConstant.HAS_ORDERED);
            }
        }else {
            //不是会员,自动完成注册   为什么再new 一下
            member =new Member();//上面查的是null 就是为了变成引用类型对象

            member.setRegTime(new Date());
            member.setIdCard((String)map.get("idCard"));
            member.setSex((String)map.get("sex"));
            member.setName((String)map.get("name"));
            member.setPhoneNumber(telephone);
            //添加到会员表、
            memberDao.add(member);
    }

        //预约设置  预约成功，更新当日的已预约人数
        Order order = new Order();
        order.setMemberId(member.getId());//设置会员ID 通过上面的sql获取自增主键得到的
        order.setSetmealId(Integer.parseInt((String)map.get("setmealId")));//套餐Id
        order.setOrderDate(date);
        //        order.setOrderStatus(order.ORDERSTATUS_NO );//到诊状态
        //        //添加到预约表
        orderDao.add(order);

        //预约设置人数
        //这是查 orderSetting！=null
        orderSettingDao.editReservationsByOrderDate(orderSetting);
        return new Result(true,MessageConstant.ORDER_SUCCESS,order.getId());
    }

    @Override
    public Map findById(Integer id) throws Exception {
        Map map = orderDao.findById4Detail(id);
        if (map !=null){
            Date orderDate = (Date) map.get("orderDate");

            map.put("orderDate",DateUtils.parseDate2String(orderDate));
        }
        return map;
    }
}
